put a damper on
扫兴；使兴致低落
口语·形容扫兴之事
英文释义
to discourage, hinder, or spoil something, usually by suppressing enthusiasm or excitement
例句
The rain put a damper on our picnic plans, so we stayed indoors.
典故来源
源自物理现象，湿气或水会抑制火势或声音，后引申为扫兴或抑制热情。